Home / 30,358.75-41,900.54-17,783.50

Finding the Fourth Proportional to 30,358.75, 41,900.54 and 17,783.50

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Solution

The fourth proportional to 30,358.75, 41,900.54 and 17,783.50 is: 24,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.75 : 41,900.54 = 17,783.50 : x
  2. Step 2: Convert to fraction form
    30,358.75/41,900.54 = 17,783.50/x
  3. Step 3: Cross multiply
    30,358.75x = 41,900.54 × 17,783.50
  4. Step 4: Simplify right side
    30,358.75x = 745,138,297.55
  5. Step 5: Solve for x
    x = 745,138,297.55/30,358.75
  6. Step 6: Final answer
    x = 24,544.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.